| Age | Commit message (Expand) | Author |
| 2025-11-19 | Fix typo in nodeHash.c | Richard Guo |
| 2025-11-18 | Fix typo | Álvaro Herrera |
| 2025-10-17 | Fix hashjoin memory balancing logic | Tomas Vondra |
| 2025-09-10 | Replace callers of dynahash.h's my_log() by equivalent in pg_bitutils.h | Michael Paquier |
| 2025-02-19 | Consider BufFiles when adjusting hashjoin parameters | Tomas Vondra |
| 2025-01-01 | Update copyright for 2025 | Bruce Momjian |
| 2024-10-27 | Remove unused #include's from backend .c files | Peter Eisentraut |
| 2024-10-17 | Fix extreme skew detection in Parallel Hash Join. | Thomas Munro |
| 2024-08-20 | Speed up Hash Join by making ExprStates support hashing | David Rowley |
| 2024-03-04 | Remove unused #include's from backend .c files | Peter Eisentraut |
| 2024-01-08 | Fix indentation in ExecParallelHashIncreaseNumBatches() | Alexander Korotkov |
| 2024-01-07 | Fix oversized memory allocation in Parallel Hash Join | Alexander Korotkov |
| 2024-01-04 | Update copyright for 2024 | Bruce Momjian |
| 2023-09-28 | Remove obsolete executor cleanup code | Amit Langote |
| 2023-05-19 | Pre-beta mechanical code beautification. | Tom Lane |
| 2023-05-19 | Allocate hash join files in a separate memory context | Tomas Vondra |
| 2023-04-13 | Fix PHJ match bit initialization. | Thomas Munro |
| 2023-04-12 | Remove overzealous assertion from PHJ. | Thomas Munro |
| 2023-03-30 | Parallel Hash Full Join. | Thomas Munro |
| 2023-03-23 | Improve the naming of Parallel Hash Join phases. | Thomas Munro |
| 2023-03-21 | Fix race in parallel hash join batch cleanup, take II. | Thomas Munro |
| 2023-01-02 | Update copyright for 2023 | Bruce Momjian |
| 2022-11-12 | Add repalloc0 and repalloc0_array | Peter Eisentraut |
| 2022-09-20 | Harmonize parameter names in storage and AM code. | Peter Geoghegan |
| 2022-09-12 | Assorted examples of expanded type-safer palloc/pg_malloc API | Peter Eisentraut |
| 2022-08-24 | Further -Wshadow=compatible-local warning fixes | David Rowley |
| 2022-08-13 | Avoid misbehavior when hash_table_bytes < bucket_size. | Tom Lane |
| 2022-07-07 | Remove stray references to lefttree/righttree in the executor. | Tom Lane |
| 2022-02-20 | Use bitwise rotate functions in more places | John Naylor |
| 2022-01-08 | Update copyright for 2022 | Bruce Momjian |
| 2021-07-25 | Get rid of artificial restriction on hash table sizes on Windows. | Tom Lane |
| 2021-03-17 | Revert "Fix race in Parallel Hash Join batch cleanup." | Thomas Munro |
| 2021-03-17 | Update the names of Parallel Hash Join phases. | Thomas Munro |
| 2021-03-17 | Fix race in Parallel Hash Join batch cleanup. | Thomas Munro |
| 2021-01-02 | Update copyright for 2021 | Bruce Momjian |
| 2020-07-29 | Add hash_mem_multiplier GUC. | Peter Geoghegan |
| 2020-05-17 | Mop-up for wait event naming issues. | Tom Lane |
| 2020-05-13 | Dial back -Wimplicit-fallthrough to level 3 | Alvaro Herrera |
| 2020-05-12 | Add -Wimplicit-fallthrough to CFLAGS and CXXFLAGS | Alvaro Herrera |
| 2020-04-11 | Make EXPLAIN report maximum hashtable usage across multiple rescans. | Tom Lane |
| 2020-04-08 | Modify additional power 2 calculations to use new helper functions | David Rowley |
| 2020-01-01 | Update copyrights for 2020 | Bruce Momjian |
| 2019-12-24 | Rotate instead of shifting hash join batch number. | Thomas Munro |
| 2019-11-12 | Make the order of the header file includes consistent in backend modules. | Amit Kapila |
| 2019-08-02 | Fix representation of hash keys in Hash/HashJoin nodes. | Andres Freund |
| 2019-06-17 | Fix more typos and inconsistencies in the tree | Michael Paquier |
| 2019-05-22 | Phase 2 pgindent run for v12. | Tom Lane |
| 2019-03-22 | Collations with nondeterministic comparison | Peter Eisentraut |
| 2019-01-02 | Update copyright for 2019 | Bruce Momjian |
| 2018-11-16 | Introduce notion of different types of slots (without implementing them). | Andres Freund |